Lake Denoon

Racine, Waukesha County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)167
Maximum Depth (ft)55
Mean Depth (ft)18
Shoreline (miles)—
Bottom Composition20% sand, 0% gravel, 0% rock, 80% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinSEEPAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates42.84660° N, 88.16890° W
WBIC (DNR ID)761300

Fish Species

4 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
Northern PikeCommon—
PanfishPresent—
WalleyePresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Denoon Park Boat RampRAMP—16-20YesNo

Invasive Species

Invasive species have been documented in or near this lake. Please clean, drain, and dry all watercraft and equipment before leaving to prevent spread.

SpeciesStatusFirst Detected
Chinese Mystery SnailConfirmed—
Curly-Leaf PondweedConfirmed—
Eurasian Water-MilfoilConfirmed—
Purple LoosestrifeConfirmed—
Starry StonewortConfirmed—
Zebra MusselConfirmed—

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/30/2026.